package com.citytechinc.ria.musicexplorerfx.util;

import java.lang.reflect.Method;

/**
 * This class is taken from http://www.centerkey.com/java/browser/ and per the license is
 * part of the public domain.
 */
public class BareBonesBrowserLauncher {

    private static final String errMsg = "Error attempting to launch web browser";

    public static void openURL(String url) {
        String osName = System.getProperty("os.name");
        try {
            if (osName.startsWith("Mac OS")) {
                Class fileMgr = Class.forName("com.apple.eio.FileManager");
                Method openURL = fileMgr.getDeclaredMethod("openURL", new Class[] {String.class});
                openURL.invoke(null, new Object[] {url});
            }
            else if (osName.startsWith("Windows"))
                Runtime.getRuntime().exec("rundll32 url.dll,FileProtocolHandler " + url);
            else { //assume Unix or Linux
                String[] browsers = { "firefox", "opera", "konqueror", "epiphany", "mozilla", "netscape" };
                String browser = null;
                for (int count = 0; count < browsers.length && browser == null; count++)
                    if (Runtime.getRuntime().exec( new String[] {"which", browsers[count]}).waitFor() == 0)
                        browser = browsers[count];
                if (browser == null) throw new Exception("Could not find web browser");
                else Runtime.getRuntime().exec(new String[] {browser, url});
            }
        }
        catch (Exception e) {
            System.out.println(errMsg + ":\n" + e.getLocalizedMessage());
        }
    }

}
